EP1308792A3 - Bilderzeugungsverfahren und -vorrichtung - Google Patents

Bilderzeugungsverfahren und -vorrichtung Download PDF

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Publication number
EP1308792A3
EP1308792A3 EP02023963A EP02023963A EP1308792A3 EP 1308792 A3 EP1308792 A3 EP 1308792A3 EP 02023963 A EP02023963 A EP 02023963A EP 02023963 A EP02023963 A EP 02023963A EP 1308792 A3 EP1308792 A3 EP 1308792A3
Authority
EP
European Patent Office
Prior art keywords
image forming
density
patch
image
forming
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02023963A
Other languages
English (en)
French (fr)
Other versions
EP1308792B1 (de
EP1308792A2 (de
Inventor
Toru c/o Konica Corporation Komatsu
Hirotaka c/o Konica Corporation Kabashima
Toru c/o Konica Corporation Yamaguchi
Tetsuya c/o Konica Corporation Ishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2001332265A external-priority patent/JP2003131446A/ja
Priority claimed from JP2002005890A external-priority patent/JP4214699B2/ja
Priority claimed from JP2002046101A external-priority patent/JP2003241450A/ja
Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc
Publication of EP1308792A2 publication Critical patent/EP1308792A2/de
Publication of EP1308792A3 publication Critical patent/EP1308792A3/de
Application granted granted Critical
Publication of EP1308792B1 publication Critical patent/EP1308792B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5037—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor the characteristics being an electrical parameter, e.g. voltage
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5045—Detecting the temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
EP02023963.8A 2001-10-30 2002-10-25 Bilderzeugungsverfahren und -vorrichtung Expired - Lifetime EP1308792B1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2001332265A JP2003131446A (ja) 2001-10-30 2001-10-30 画像形成方法及び画像形成装置
JP2001332265 2001-10-30
JP2002005890A JP4214699B2 (ja) 2002-01-15 2002-01-15 画像形成方法および画像形成装置
JP2002005890 2002-01-15
JP2002046101A JP2003241450A (ja) 2002-02-22 2002-02-22 画像形成方法及び画像形成装置
JP2002046101 2002-02-22

Publications (3)

Publication Number Publication Date
EP1308792A2 EP1308792A2 (de) 2003-05-07
EP1308792A3 true EP1308792A3 (de) 2008-12-31
EP1308792B1 EP1308792B1 (de) 2013-06-26

Family

ID=27347751

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02023963.8A Expired - Lifetime EP1308792B1 (de) 2001-10-30 2002-10-25 Bilderzeugungsverfahren und -vorrichtung

Country Status (2)

Country Link
US (1) US6768878B2 (de)
EP (1) EP1308792B1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7162171B2 (en) * 2003-08-22 2007-01-09 Ricoh Company, Ltd. Method, system and software program for correcting positional color misalignment
JP4533609B2 (ja) * 2003-09-18 2010-09-01 株式会社リコー カラー画像形成装置の階調濃度カーブ補正方法
JP4329548B2 (ja) * 2004-01-20 2009-09-09 ブラザー工業株式会社 画像形成装置
JP2005321708A (ja) * 2004-05-11 2005-11-17 Seiko Epson Corp パッチパターンによるキャリブレーションを行う画像形成装置
US7286778B2 (en) * 2005-06-30 2007-10-23 Xerox Corporation Feed forward mitigation of development transients
JP4994759B2 (ja) * 2006-09-22 2012-08-08 キヤノン株式会社 画像形成装置及び制御方法
EP1970770B1 (de) * 2007-03-15 2013-09-18 Konica Minolta Business Technologies, Inc. Bilderzeugungsvorrichtung mit Mitteln zur Kalibrierung eines Tonerdichtedetektors
JP5163086B2 (ja) * 2007-12-12 2013-03-13 富士ゼロックス株式会社 画像形成装置
JP5173968B2 (ja) * 2008-09-25 2013-04-03 キヤノン株式会社 画像形成装置および画像形成方法
US20110182599A1 (en) * 2010-01-28 2011-07-28 Kabushiki Kaisha Toshiba Image forming apparatus, alignment correcting method, and alignment correcting program
JP4995331B2 (ja) * 2010-05-17 2012-08-08 キヤノン株式会社 画像形成装置
JP2012247503A (ja) * 2011-05-25 2012-12-13 Canon Inc 画像形成装置
JP5893365B2 (ja) * 2011-11-30 2016-03-23 キヤノン株式会社 画像形成装置
JP6024690B2 (ja) * 2014-03-14 2016-11-16 コニカミノルタ株式会社 画像形成システム
JP2016045454A (ja) * 2014-08-26 2016-04-04 キヤノン株式会社 画像形成装置及び画像形成方法
JP6341452B2 (ja) * 2014-10-09 2018-06-13 株式会社リコー 画像形成装置
CN107092172B (zh) * 2016-02-17 2020-01-17 佳能株式会社 图像形成装置
WO2017164850A1 (en) * 2016-03-22 2017-09-28 Hewlett-Packard Development Company, L.P. Stabilizing image forming quality
JP7047501B2 (ja) * 2018-03-14 2022-04-05 株式会社リコー 画像形成装置および画像形成方法
JP2020140127A (ja) * 2019-02-28 2020-09-03 キヤノン株式会社 電子写真装置の制御方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481337A (en) * 1991-05-13 1996-01-02 Canon Kabushiki Kaisha Method and apparatus for correcting image formation in accordance with a potential measurement and a density measurement selected along an axial direction of a photosensitive drum
US5485191A (en) * 1991-09-18 1996-01-16 Canon Kabushiki Kaisha Image forming apparatus having tone correcting function
US5822079A (en) * 1995-03-07 1998-10-13 Minolta Co., Ltd. Digital image forming apparatus with test image optimization
EP0949544A2 (de) * 1998-04-09 1999-10-13 Canon Kabushiki Kaisha Bilderzeugungsgerät
US6246844B1 (en) * 1998-07-23 2001-06-12 Canon Kabushiki Kaisha Density control apparatus in image formation apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3309984C2 (de) * 1982-04-16 1986-10-30 Ricoh Co., Ltd., Tokio/Tokyo Verfahren zur Steuerung der Bilddichte von mittels eines elektrophotographischen Kopiergerätes hergestellten Kopien
US4879577A (en) * 1988-04-19 1989-11-07 International Business Machines Corporation Method and apparatus for controlling the electrostatic parameters of an electrophotographic reproduction device
US4992829A (en) * 1989-04-27 1991-02-12 Xerox Corporation Flash lamp intensity control for electrostatographic reproduction machines
JP3030975B2 (ja) * 1991-10-04 2000-04-10 松下電器産業株式会社 画質制御装置
JPH07137346A (ja) 1993-11-15 1995-05-30 Konica Corp 画質調整方法及びこれを採用する画像形成装置
JP3589270B2 (ja) * 1996-10-21 2004-11-17 セイコーエプソン株式会社 画像形成方法
JP3918334B2 (ja) 1998-12-18 2007-05-23 コニカミノルタホールディングス株式会社 画像形成方法及び画像形成装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481337A (en) * 1991-05-13 1996-01-02 Canon Kabushiki Kaisha Method and apparatus for correcting image formation in accordance with a potential measurement and a density measurement selected along an axial direction of a photosensitive drum
US5485191A (en) * 1991-09-18 1996-01-16 Canon Kabushiki Kaisha Image forming apparatus having tone correcting function
US5822079A (en) * 1995-03-07 1998-10-13 Minolta Co., Ltd. Digital image forming apparatus with test image optimization
EP0949544A2 (de) * 1998-04-09 1999-10-13 Canon Kabushiki Kaisha Bilderzeugungsgerät
US6246844B1 (en) * 1998-07-23 2001-06-12 Canon Kabushiki Kaisha Density control apparatus in image formation apparatus

Also Published As

Publication number Publication date
EP1308792B1 (de) 2013-06-26
US20030091356A1 (en) 2003-05-15
US6768878B2 (en) 2004-07-27
EP1308792A2 (de) 2003-05-07

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